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A truffle is the fruiting body of a subterranean ascomycete fungus, ... People had long observed that truffles were growing among the roots of certain trees, and in ...
Black truffles suppress the growth of plants around their symbiont, creating the impression of a burnt area. Black truffles grow at a depth of 5 cm (2 in) to 50 cm (20 in) as ectomycorrhizae, preferably in loose calcareous soil, [15] close to the roots of their plant symbionts.
It includes the genus Tuber, which includes the so-called "true" truffles. It was characterized by the Belgian botanist Barthélemy Charles Joseph du Mortier in 1822. A molecular study of ribosomal DNA by mycologist Kerry O'Donnell in 1997 found that a small clade now redefined as Helvellaceae is most closely related to the Tuberaceae. [2]
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Harvested white truffle (Tuber magnatum) at Ceva, Cuneo, Italy. Tuber is a genus in the fungal family Tuberaceae, with estimated molecular dating to the end of the Jurassic period (156 Mya). [2] It includes several species of truffles that are highly valued as delicacies.
The white truffle market in Alba is busiest in the months of October and November when the Fiera del Tartufo (truffle fair) takes place. [16] In 2001, Tuber magnatum truffles sold for between $2,200–$4,800 per kilogram ($1,000–$2,200 per pound); [17] as of December 2009, they were being sold at $14,203.50/kg. [citation needed]
Desert truffles do not have the same flavor as European truffles, but tend to be more common and thus more affordable. Forest truffles (genus Tuber ) typically cost $1,000 per kilogram ; Italian truffles may sell for up to $2,200 per kg, while Terfezia truffles sold as of 2002 in Riyadh for $200 to $305 a kg, and in recent years have reached ...